public void Sequence_FailingSequence_ReturnsError()
{
var parser = Parse.Sequence(Chars.Char('x'),
Chars.Char('y'),
Chars.Char('z'));
var result = parser.Parse("xy");
ParseAssert.IsError(result);
}
public void Sequence_SucceedingSequence_ReturnsResults()
{
var parser = Parse.Sequence(Chars.Char('x'),
Chars.Char('y'),
Chars.Char('z'));
var result = parser.Parse("xyz");
ParseAssert.ValueEquals(new char[] { 'x', 'y', 'z' }, result);
}
/// <summary>
/// Repeats a parser a given number of times.
/// </summary>
public static IParser <IEnumerable <TValue> > Repeat <TValue>(this IParser <TValue> parser, int repeatCount)
{
if (repeatCount <= 0)
{
return(Parse.Succeed(Enumerable.Empty <TValue>()));
}
return(Parse.Sequence(Enumerable.Repeat(parser, repeatCount)));
}
public void Sequence_ParsersNull_ThrowsException()
{
Parse.Sequence <Unit>(null);
}